austria-graz: sewage, refuse, cleaning and environmental services./ takeover and treatment of hazardous waste from holding graz./ the holding graz - kommunale dienstleistungen gmbh operates a so-called "asz - recycling center with waste collection point" for the citizens of the city of graz. at the location in sturzgasse 8, a-8020 graz, problematic materials are taken from private households in normal household quantities. subject of the award is the takeover and environmentally friendly disposal of the hazardous waste and waste oils that arise from the types of waste produced by holding graz from 2023 to 2025 with a one-time option to extend the contract by a further 2 years and optionally up to a maximum of 2029.